Mercurial > prosody-modules

annotate mod_muc_restrict_avatars/mod_muc_restrict_avatars.lua @ 6092:bd3ff802d883

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mod_anti_spam: Fix another traceback for origin sessions without an IP This is likely to be the case for stanzas originating from local hosts, for example (so not true s2s). It should be safe to bypass the IP check for those.
author Matthew Wild <mwild1@gmail.com>
date Sat, 28 Dec 2024 21:02:08 +0000
parents 5b95e06d75d5
children
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1 local bare_jid = require"util.jid".bare;
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2 local mod_muc = module:depends("muc");
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3
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4 local function filter_avatar_advertisement(tag)
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5 if tag.attr.xmlns == "vcard-temp:x:update" then
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6 return nil;
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7 end
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8
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9 return tag;
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10 end
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11
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12 -- Function to determine if avatar restriction is enabled
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13 local function is_avatar_restriction_enabled(room)
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14 return room._data.restrict_avatars;
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15 end
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16
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17 -- Add MUC configuration form option for avatar restriction
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18 module:hook("muc-config-form", function(event)
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19 local room, form = event.room, event.form;
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20 table.insert(form, {
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21 name = "restrict_avatars",
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22 type = "boolean",
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23 label = "Restrict avatars to members only",
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24 value = is_avatar_restriction_enabled(room)
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25 });
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26 end);
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27
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28 -- Handle MUC configuration form submission
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29 module:hook("muc-config-submitted", function(event)
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30 local room, fields, changed = event.room, event.fields, event.changed;
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31 local restrict_avatars = fields["restrict_avatars"];
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32
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33 if room and restrict_avatars ~= is_avatar_restriction_enabled(room) then
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34 -- Update room settings based on the submitted value
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35 room._data.restrict_avatars = restrict_avatars;
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36 -- Mark the configuration as changed
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37 if type(changed) == "table" then
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38 changed["restrict_avatars"] = true;
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39 else
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40 event.changed = true;
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41 end
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42 end
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43 end);
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44
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45 -- Handle presence/full events to filter avatar advertisements
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46 module:hook("presence/full", function(event)
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47 local stanza = event.stanza;
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48 local room = mod_muc.get_room_from_jid(bare_jid(stanza.attr.to));
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49 if room and not room:get_affiliation(stanza.attr.from) then
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50 if is_avatar_restriction_enabled(room) then
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51 stanza:maptags(filter_avatar_advertisement);
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52 end
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53 end
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54 end, 1);